package org.benxiong.iplay.data;

import java.util.List;

import org.benxiong.iplay.model.Conversation;
import org.benxiong.iplay.model.Message;
import org.benxiong.iplay.model.UserProfile;
import org.benxiong.iplay.model.UserThumbnail;

public interface DataArchive {

	List<Conversation> getConversations();

	List<Message> getMessages(String sender);

	List<UserThumbnail> getUserThumbnails(String key);
	
	UserProfile getUserProfile(String username);
	
	void reset();
}
